Home / 131,519,446.40-197,291,611.20-35,781,334.40

Finding the Fourth Proportional to 131,519,446.40, 197,291,611.20 and 35,781,334.40

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Solution

The fourth proportional to 131,519,446.40, 197,291,611.20 and 35,781,334.40 is: 53,675,386.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,519,446.40 : 197,291,611.20 = 35,781,334.40 : x
  2. Step 2: Convert to fraction form
    131,519,446.40/197,291,611.20 = 35,781,334.40/x
  3. Step 3: Cross multiply
    131,519,446.40x = 197,291,611.20 × 35,781,334.40
  4. Step 4: Simplify right side
    131,519,446.40x = 7,059,357,114,661,985
  5. Step 5: Solve for x
    x = 7,059,357,114,661,985/131,519,446.40
  6. Step 6: Final answer
    x = 53,675,386.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.